The LDS church endorsed this marital practice in the 1800s.
Polygamy
Who Let the Dogs Out
CPU
Central Processing Unit
The King who refused to cast the ring into the fire.
Isildur
Animal that eats food of both plant and animal origin
Omnivore
Take On Me
A-Ha
RAM
Random Access Memory
Samwise marries this hobbit after returning from his quest.
Rosie Cotton
Powerhouse of the cell
Mitochondria
This variation of "soaking" involves a third person who jumps on the bed next to the soaker/soakee to create motion. (WTF)
Jump-humping
DAILY DOUBLE
Because I Got High
SSD
Solid State Drive
Gimli is gifted these from Galadriel.
Three strands of her hair
Fifth planet from the Sun
Jupiter
Somebody that I Used to Know
Gotye
HDMI
High-Definition Multimedia Interface
The name of the Uruk-Hai that kills Boromir.
Lurtz
Tool used to measure earthquakes
Seismograph
Faithful LDS members wear this sacred underwear as a religious reminder of their covenants
Temple Garments
Tubthumping
Chumbawamba
DAILY DOUBLE
SATA
Aragorn tames a horse by this name in The Two Towers, which was created by Peter Jackson specifically for the film.
Brego
Type of rock formed from magma or lava
Igneous Rock